XML 70 R50.htm IDEA: XBRL DOCUMENT
v3.24.1

Investments (Details 3) - USD ($) | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Net unrealized gains | $ (1,165,752) | $ (946,393)
Estimated fair value | 6,600,388 | 6,106,148
Gross unrealized loss - more than 12 months | (955,414) | (360,278)
Gross unrealized losses - less than 12 months | (6,914) | (872,934)
Gross unrealized gains | 15,935 | 67,460
Cost or amortized cost | 7,052,541 | 7,766,140
Exchange Traded Debt [Member] |  |
Net unrealized gains | (70,111) | (29,111)
Estimated fair value | 234,000 | 275,000
Gross unrealized loss - more than 12 months | (70,111) | 0
Gross unrealized losses - less than 12 months | 0 | (29,111)
Gross unrealized gains | 85 | 0
Cost or amortized cost | 304,111 | 304,111
Held-to-Maturity Securities US Treasury Securities [Member] |  |
Net unrealized gains | (10,032) | (5,677)
Estimated fair value | 1,218,828 | 1,222,883
Gross unrealized loss - more than 12 months | (18,163) | 0
Gross unrealized losses - less than 12 months | (6,914) | (34,077)
Gross unrealized gains | 15,045 | 28,400
Cost or amortized cost | 1,228,860 | 1,228,560
Fixed-Maturity Securities Political Subdivisions Of States Territories And Possessions [Member] |  |
Net unrealized gains | 890 | 2,092
Estimated fair value | 500,060 | 500,730
Gross unrealized loss - more than 12 months | 0 | 0
Gross unrealized losses - less than 12 months | 0 | 0
Gross unrealized gains | 890 | 2,092
Cost or amortized cost | 499,170 | 498,638
Fixed-Maturity Securities Corporate And Other Bonds Industrial And Miscellaneous [Member] |  |
Net unrealized gains | (867,140) | (1,133,056)
Estimated fair value | 4,153,260 | 4,601,775
Gross unrealized loss - more than 12 months | (867,140) | (360,278)
Gross unrealized losses - less than 12 months | 0 | (809,746)
Gross unrealized gains | 0 | 36,968
Cost or amortized cost | $ 5,020,400 | $ 5,734,831

X
- References No definition available. + Details
Name: | kins_CostOrAmortizedCost
Namespace Prefix: | kins_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | kins_FairValue1
Namespace Prefix: | kins_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | kins_GrossUnrealizedGains
Namespace Prefix: | kins_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | kins_GrossUnrealizedLosseslessThan12Months
Namespace Prefix: | kins_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | kins_GrossUnrealizedLossmoreThan12Months
Namespace Prefix: | kins_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | kins_NetUnrealizedGainslosses1
Namespace Prefix: | kins_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=kins_ExchangeTradedDebtMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InvestmentTypeAxis=kins_HeldToMaturitySecuritiesUSTreasurySecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InformationByCategoryOfDebtSecurityAxis=kins_FixedMaturitySecuritiesPoliticalSubdivisionsOfStatesTerritoriesAndPossessionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InformationByCategoryOfDebtSecurityAxis=kins_FixedMaturitySecuritiesCorporateAndOtherBondsIndustrialAndMiscellaneousMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |